67340601380 has 24 divisors (see below), whose sum is σ = 152293360632. Its totient is φ = 24864221952.

The previous prime is 67340601347. The next prime is 67340601389. The reversal of 67340601380 is 8310604376.

It can be written as a sum of positive squares in 4 ways, for example, as 9676263424 + 57664337956 = 98368^2 + 240134^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (67340601389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129500897 + ... + 129501416.

It is an arithmetic number, because the mean of its divisors is an integer number (6345556693).

Almost surely, 2^67340601380 is an apocalyptic number.

It is an amenable number.

67340601380 is an abundant number, since it is smaller than the sum of its proper divisors (84952759252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67340601380 is a wasteful number, since it uses less digits than its factorization.

67340601380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259002335 (or 259002333 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 67340601380 in words is "sixty-seven billion, three hundred forty million, six hundred one thousand, three hundred eighty".